3 tractor requirements, 2 tire pressure – Seed Hawk TOOLBAR 2010 User Manual

Page 20

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Seed Hawk Manual

Tool Bar

Page 17

3.2 TIRE PRESSURE


Use the following chart to check and adjust, if necessary, tire pressure.

Tire Size 

Description 

PSI Rating 

480 x 400 x 8 

  

Packer Tire 

 

20 PSI 

11 L 15 

  

Wing Tire (Front and Rear) 

 

36 PSI 

12.5 L 15 

  

Main Frame Castor Tire (Front) 

 

44 PSI 

19.0 / 45 x 17 

  

Front Main Frame Castor 

 

58 PSI 

500 / 45 x 22.5 

  

Rear Axle Tire 

 

52 PSI 

30.5 L 32 SAT (Single) 

  

Rear Axle Tire 

 

26 PSI 

30.5 L 32 SAT (Inner 

Dual) 

  

Rear Axle Tire 

 

26 PSI 

30.5 L 32 SAT (Outer 

Dual) 

  

Rear Axle Tire 

 

16 PSI 

NOTE: Proper inflation of tire pressure contributes to longer tire life and proper
flotation for field operations. Tire inflation pressures listed are recommended
initial settings. Some soil conditions and operating environments may dictate
deviation (on Packer Tires Only) from the recommended settings. Contact
Seed Hawk

®

for additional information and advice if needed.


NOTE: If you do change your tire pressure, ensure that your opener is correctly placing your seed
at the depth you require.

3.3 TRACTOR REQUIREMENTS


Tractor Hydraulic Circuit Requirements

Circuit #1

Shank Lift/Lower

(intermittent)


<40’ (12.2 m) Flow Rate

2-3

gal-US/min


40’+ (12.2 m)

Flow Rate

3-4

gal-US/min



Circuit #2

Hydraulic Manifold

(continuous)


Model: SH Tool Bar

Flow Rate

3-4 gal-US/min (11.3-18.9 L/min)

Rear Steering (option)

3 gal-US/min (11.3 L/min)

SBR Hitch 2-3 gal-US/min
Low Pressure Tank Line(s) Tractor Reservoir 3-5 gal-US/min (11.3-18.9
L/min)


IMPORTANT!
The low pressure return must
enter tractor reservoir directly.

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